1. Howlader N, Noone AM, Krapcho M, Miller D, Bishop K, Altekruse SF, Kosary CL, Yu M, Ruhl J, Tatalovich Z, Mariotto A, Lewis DR, Chen HS, Feuer EJ, Cronin KA, editors. SEER cancer statistics review, 1975–2013. [Online]; 2015 [cited 2017 March 31]. Available from: http://seer.cancer.gov/csr/1975_2013/ .
2. www.cancer.org . [Online]; 2017 [cited 2017 March 31]. Available from: www.cancer.org/cancer/thyroidcancer/detailedguide/thyroid-cancer-key-statistics .
3. Kilfoy BA, Zheng T, Holford TR, et al. International patterns and trends in thyroid cancer incidence, 1973–2002. Cancer Causes Control. 2009;20(5):525–31.
4. World Health Organization. International Agency for Research on Cancer. Globocan 2012: estimated cancer incidence, mortality and prevalence worldwide in 2012. Available at: http://globocan.iarc.fr/Pages/fact_sheets_cancer.aspx . Accessed 7 Feb 2016.
5. Hall SF, Irish J, Groome P, Griffiths R. Access, excess, and overdiagnosis: the case for thyroid cancer. Cancer Med. 2014;3(1):154–61.